Subversion Repositories t6507lp

alu_input.e

<'

type alu_input_t: [ENABLED_VALID, DISABLED_VALID];

struct alu_input_s {

        input_kind : alu_input_t;

        reset_n: bool;

        alu_enable: bool;

        alu_opcode: byte;

        alu_a: byte;

        keep soft input_kind == select {

                50: ENABLED_VALID;

                50: DISABLED_VALID;

        };

        when ENABLED_VALID'input_kind alu_input_s {

                keep reset_n == TRUE; // remember this is active low

                keep alu_enable == TRUE;

                keep alu_opcode in [0..255];

                keep alu_a in [0..255];

        };

        when DISABLED_VALID'input_kind alu_input_s {

                keep reset_n == TRUE; // remember this is active low

                keep alu_enable == FALSE;

                keep alu_opcode in [0..255];

                keep alu_a in [0..255];

        };

        event T1_cover_event;

        cover T1_cover_event is {

                item input_kind using no_collect=TRUE;

                item alu_opcode using radix=HEX, no_collect=TRUE;

                cross input_kind, alu_opcode;

                //item alu_a;

        };

        post_generate() is also {

                emit T1_cover_event;

        };

};

'>

event cover_me;

   cover cover_me is {

      item a1 using no_collect=TRUE;

      item b2 using no_collect=TRUE;

      transition a1 using name=a_trans, no_collect=TRUE;

      transition b2 using name = b_trans, no_collect=TRUE;

      cross a_trans,b_trans;

   };